supply of special purpose gang jacking system with traversing base for lifting of track maintenance machine i.e, duomatic, unimat, brm, frm, bcm, utv, csm, rbmv, dte-3x and other machines of capacity 50 ton lifting height 650mm similar to model no.rc-vst 50 / 650 ( g4 ) with vtb and vhhp5 os vankos make. each set should consists of following. [ 1 ] ( 4+1 ) nos of single acting threaded ram lock nut type hydraulic jacks, chrome plated body for corrosion resistance of 50 ton - 5nos. ( lifting hieght 650mm ) [ 2 ] special purpose 5 hp electric motor operated hydraulic power pack with wheels for moving the power pack with 2 nos. rdcv for controlling the jacks with all standard accessories and attachments. [ 3 ] hoses length 20-25 mts for each jack - 5nos. [ 4 ] quick release coupling with dust caps, pressure gauge with adaptor stop cocks, relif valves etc. - 01 set. [ 5 ] traversing base with travel 300 mm and it should easily operated with torque wrench - 04 nos. make - vankoshyd / oil air technique / hi-force / bemco / enerpac / powerteam / durapac / rehobot / aeroboom make only. warranty / guarantee - firm should give minimum 1 to 2 year along with guarantee / warranty certificate from oem and test certificate at time of supply. [ warranty period: 30 months after the date of delivery ] chief foreman ( tie gujarat 2.00 set